The filing of a patent application by Sidus Space, Inc. is a positive development as it demonstrates the company's commitment to innovation and securing its intellectual property. This could lead to new products or services, enhancing the company's competitive edge in the space industry. The news is likely to be seen favorably by investors, as it suggests potential for future growth and revenue streams. However, the actual impact on the stock will depend on the market's perception of the patent's value and the company's ability to capitalize on it.